COS$2626$ Assignment $323.$ Which WAN $($Wide Area Network$)$ connection methods have the following: a$.$ Circuit switched b$.$ Packet switched c$.$ Leased line d$.$ VPN $($Virtual Private Network$)$ over Internet $22.$ Which WAN $($Wide Area Network$)$ technology has the following characteristics? $-$ Simplifies VPN $($Virtual Private Network$)$ deployment in large, multisite VPN applications. $-$ Scalability and flexibility. $-$ Independent of the Data Link$-$layer technology. $-$ Used exclusively in IP networks. a$.$ MPLS $($Multiprotocol Label Switching$)$ b$.$ ATM $($Asynchronous Transfer Mode$)$ c$.$ Frame Relay d$.$ SONET $($Synchronous Optical Network$)30.$ Study the following diagram and identify the respective categories of cloud computing labelled, A$,$ B and C respectively. A a$.($A$)$ PaaS $($Platform as a Service$)$; $($B$)$ laaS $($Infrastructure as a Service$)$; $($C$)$ SaaS $($Software as a Service$)$ b$.($A$)$ IaaS; $($B$)$ SaaS; $($C$)$ PaaS c$.($A$)$ SaaS; $($B$)$ PaaS; $($C$)$ laaS$44.$ From the list below, HOW MANY are bare$-$metal virtualization applications? $-$ Consolidate servers. $-$ OS $($Operating System$)$ training $-$ Test What$-$if scenarios $-$ Use of legacy applications $-$ Live Migration $-$ Dynamic provisioning a$.3$ b$.4$ c$.5$ d$.659.$ The following diagram illustrates a $/$ n a$.$ Standby UPS $($Uninterruptible Power Supply$)$ b$.$ Online UPS c$.$ Failover UPS d$.$ Active UPS$60.$ The following diagram is an illustration of RAID $($Redundant Array of Independent Disks$)$ level a$.0($disk striping$)$ b$.1($mirroring$)$ c$.3($parity on separate disk$)$ d$.5($striping with parity across drives$)$